/*
 * Copyright 2007-2012 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springbyexample.converter;

import org.dozer.Mapper;
import org.springframework.util.Assert;


/**
 * Abstract Dozer mapper converter.
 * 
 * @author David Winterfeldt
 */
public abstract class AbstractMapperListConverter<T, V> extends AbstractListConverter<T, V> {

    private final Mapper mapper;
    private final Class<T> tClazz;
    private final Class<V> vClazz;

    public AbstractMapperListConverter(Mapper mapper,
                                       Class<T> tClazz, Class<V> vClazz) {
        this.mapper = mapper;
        this.tClazz = tClazz;
        this.vClazz = vClazz;
    }

    @Override
    public V convertTo(T source) {
        Assert.notNull(source, "Source must not be null.");

        return mapper.map(source, vClazz);
    }

    @Override
    public T convertFrom(V source) {
        Assert.notNull(source, "Source must not be null.");
        
        return mapper.map(source, tClazz);
    }
    
}
